Finding the Third Proportional to 7,212.38 and 15,069.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,212.38 : 15,069.38 = 15,069.38 : x
2. Step 2: Convert to fraction form
   7,212.38/15,069.38 = 15,069.38/x
3. Step 3: Cross multiply
   7,212.38x = 15,069.38 × 15,069.38
4. Step 4: Simplify right side
   7,212.38x = 227,086,062.89
5. Step 5: Solve for x
   x = 227,086,062.89/7,212.38
6. Step 6: Final answer
   x = 31,485.62